/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* GPIOs and interrupts for Palm T|X Handheld Computer
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*
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* Based on palmld-gpio.h by Alex Osborne
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*
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* Authors: Marek Vasut <marek.vasut@gmail.com>
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* Cristiano P. <cristianop@users.sourceforge.net>
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* Jan Herman <2hp@seznam.cz>
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*/
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#ifndef _INCLUDE_PALMTX_H_
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#define _INCLUDE_PALMTX_H_
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#include "irqs.h" /* PXA_GPIO_TO_IRQ */
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/** HERE ARE GPIOs **/
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/* GPIOs */
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#define GPIO_NR_PALMTX_GPIO_RESET 1
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#define GPIO_NR_PALMTX_POWER_DETECT 12 /* 90 */
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#define GPIO_NR_PALMTX_HOTSYNC_BUTTON_N 10
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#define GPIO_NR_PALMTX_EARPHONE_DETECT 107
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/* SD/MMC */
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#define GPIO_NR_PALMTX_SD_DETECT_N 14
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#define GPIO_NR_PALMTX_SD_POWER 114 /* probably */
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#define GPIO_NR_PALMTX_SD_READONLY 115 /* probably */
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/* TOUCHSCREEN */
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#define GPIO_NR_PALMTX_WM9712_IRQ 27
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/* IRDA - disable GPIO connected to SD pin of tranceiver (TFBS4710?) ? */
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#define GPIO_NR_PALMTX_IR_DISABLE 40
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/* USB */
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#define GPIO_NR_PALMTX_USB_DETECT_N 13
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#define GPIO_NR_PALMTX_USB_PULLUP 93
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/* LCD/BACKLIGHT */
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#define GPIO_NR_PALMTX_BL_POWER 84
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#define GPIO_NR_PALMTX_LCD_POWER 96
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/* LCD BORDER */
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#define GPIO_NR_PALMTX_BORDER_SWITCH 98
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#define GPIO_NR_PALMTX_BORDER_SELECT 22
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/* BLUETOOTH */
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#define GPIO_NR_PALMTX_BT_POWER 17
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#define GPIO_NR_PALMTX_BT_RESET 83
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/* PCMCIA (WiFi) */
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#define GPIO_NR_PALMTX_PCMCIA_POWER1 94
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#define GPIO_NR_PALMTX_PCMCIA_POWER2 108
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#define GPIO_NR_PALMTX_PCMCIA_RESET 79
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#define GPIO_NR_PALMTX_PCMCIA_READY 116
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/* NAND Flash ... this GPIO may be incorrect! */
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#define GPIO_NR_PALMTX_NAND_BUFFER_DIR 79
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/* INTERRUPTS */
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#define IRQ_GPIO_PALMTX_SD_DETECT_N PXA_GPIO_TO_IRQ(GPIO_NR_PALMTX_SD_DETECT_N)
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#define IRQ_GPIO_PALMTX_WM9712_IRQ PXA_GPIO_TO_IRQ(GPIO_NR_PALMTX_WM9712_IRQ)
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#define IRQ_GPIO_PALMTX_USB_DETECT PXA_GPIO_TO_IRQ(GPIO_NR_PALMTX_USB_DETECT)
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#define IRQ_GPIO_PALMTX_GPIO_RESET PXA_GPIO_TO_IRQ(GPIO_NR_PALMTX_GPIO_RESET)
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/** HERE ARE INIT VALUES **/
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/* Various addresses */
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#define PALMTX_PCMCIA_PHYS 0x28000000
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#define PALMTX_PCMCIA_VIRT IOMEM(0xf0000000)
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#define PALMTX_PCMCIA_SIZE 0x100000
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#define PALMTX_PHYS_RAM_START 0xa0000000
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#define PALMTX_PHYS_IO_START 0x40000000
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#define PALMTX_STR_BASE 0xa0200000
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#define PALMTX_PHYS_FLASH_START PXA_CS0_PHYS /* ChipSelect 0 */
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#define PALMTX_PHYS_NAND_START PXA_CS1_PHYS /* ChipSelect 1 */
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#define PALMTX_NAND_ALE_PHYS (PALMTX_PHYS_NAND_START | (1 << 24))
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#define PALMTX_NAND_CLE_PHYS (PALMTX_PHYS_NAND_START | (1 << 25))
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#define PALMTX_NAND_ALE_VIRT IOMEM(0xff100000)
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#define PALMTX_NAND_CLE_VIRT IOMEM(0xff200000)
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/* TOUCHSCREEN */
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#define AC97_LINK_FRAME 21
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/* BATTERY */
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#define PALMTX_BAT_MAX_VOLTAGE 4000 /* 4.00v current voltage */
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#define PALMTX_BAT_MIN_VOLTAGE 3550 /* 3.55v critical voltage */
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#define PALMTX_BAT_MAX_CURRENT 0 /* unknown */
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#define PALMTX_BAT_MIN_CURRENT 0 /* unknown */
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#define PALMTX_BAT_MAX_CHARGE 1 /* unknown */
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#define PALMTX_BAT_MIN_CHARGE 1 /* unknown */
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#define PALMTX_MAX_LIFE_MINS 360 /* on-life in minutes */
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#define PALMTX_BAT_MEASURE_DELAY (HZ * 1)
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/* BACKLIGHT */
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#define PALMTX_MAX_INTENSITY 0xFE
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#define PALMTX_DEFAULT_INTENSITY 0x7E
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#define PALMTX_LIMIT_MASK 0x7F
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#define PALMTX_PRESCALER 0x3F
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#define PALMTX_PERIOD_NS 3500
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#endif
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